China 25.4x25.4x35.9mm Reflection UVFS Porro Prism for Altering the Orientation of Images, Find details about China Right Angle Prism, Optical Prism from 25.4x25.4x35.9mm Reflection UVFS Porro Prism for Altering the Orientation of Images
Items | Description | |
Porro Prism | Material: | UVFS(Corning 7980 0A) |
Length of Legs: | 25.4x25.4+0.0/-0.254mm | |
Length of Hypotenuse: | 35.9+0.0/-0.254mm | |
ROC1: | infinity | |
ROC2: | infinity | |
Flatness: | S1&S2&S3:TWD<1/10L@633nm | |
Surface quality: | S1&S2&S3:40-20 | |
S4&S5:fine ground | ||
Angle tolerance: | 90deg+/-3arcmin | |
45deg+/-3arcmin | ||
Pyramidal: | <3arcmin | |
Perpendicularity: | <3arcmin | |
Clear aperture: | >90% | |
Chamfer: | 0.254-0.3508mm(FW)x45+/-1deg | |
Coating: | uncoated | |
Standard: | MIL-PRF-13830B |